Thanks! We will have to try the mustard trick. The strangest thing is that their eggs aren't enough for them. They harvest the duck eggs through 2" 4" fence by rolling them into the chicken pen.
Our flock of eight hens used to give us six-seven eggs a day. Now we get one-three eggs a day. It was a mystery until this morning our oldest hen was caught rolling a egg out of the duck pen. Later we found a broken duck egg with all the contents eaten. In the chicken pen. We think...